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linux 判断当前用户是否是root

发布时间:2016-08-29 作者:佚名 来源:互联网
linux中,如何判断当前用户是否是root权限呢?本文提供测试代码,有需求的朋友可以参考下
linux 中,如何判断当前用户是否是root 呢?

判断当前用户是否是root

复制代码代码如下:

#---------------------------- root user check ---------------------start

if [ `id -u` -ne 0 ]; then

echo "Please re-run ${this_file} as root."

exit 1

fi

#---------------------------- root user check ---------------------end

if [ x"$USER" = x"" ];then

if id |grep "^uid=0(root)">/dev/null ;then

:

else

echo "Please rerun `basename $0` as root ."

exit 1

fi

else

if [ ! x"$USER" = x"root" ];then

echo "Please rerun `basename $0` as root ."

exit 1

fi

fi

#=============== check current user start ================

if [ ! $USER = root ];then

echo "Please rerun this script as root ."

exit 1

fi

#=============== check current user end ================

#!/bin/sh

if id |grep "^uid=0(root)">/dev/null ;then

echo is root

else

echo not root

fi

check_user(){

if [ $UID -ne 0 ];then

echo "Current user is not ROOT."

echo "Please rerun the installer as Root user."

exit 11

fi

}

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